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<div class="title">Memory.h</div>  </div>
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<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2008-2015 Gael Guennebaud &lt;gael.guennebaud@inria.fr&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// Copyright (C) 2008-2009 Benoit Jacob &lt;jacob.benoit.1@gmail.com&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// Copyright (C) 2009 Kenneth Riddile &lt;kfriddile@yahoo.com&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// Copyright (C) 2010 Hauke Heibel &lt;hauke.heibel@gmail.com&gt;</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// Copyright (C) 2010 Thomas Capricelli &lt;orzel@freehackers.org&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// Copyright (C) 2013 Pavel Holoborodko &lt;pavel@holoborodko.com&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160; </div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">*** Platform checks for aligned malloc functions                           ***</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#ifndef EIGEN_MEMORY_H</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#define EIGEN_MEMORY_H</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#ifndef EIGEN_MALLOC_ALREADY_ALIGNED</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160; </div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">// Try to determine automatically if malloc is already aligned.</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">// On 64-bit systems, glibc&#39;s malloc returns 16-byte-aligned pointers, see:</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment">//   http://www.gnu.org/s/libc/manual/html_node/Aligned-Memory-Blocks.html</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment">// This is true at least since glibc 2.8.</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">// This leaves the question how to detect 64-bit. According to this document,</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">//   http://gcc.fyxm.net/summit/2003/Porting%20to%2064%20bit.pdf</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// page 114, &quot;[The] LP64 model [...] is used by all 64-bit UNIX ports&quot; so it&#39;s indeed</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">// quite safe, at least within the context of glibc, to equate 64-bit with LP64.</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#if defined(__GLIBC__) &amp;&amp; ((__GLIBC__&gt;=2 &amp;&amp; __GLIBC_MINOR__ &gt;= 8) || __GLIBC__&gt;2) \</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor"> &amp;&amp; defined(__LP64__) &amp;&amp; ! defined( __SANITIZE_ADDRESS__ ) &amp;&amp; (EIGEN_DEFAULT_ALIGN_BYTES == 16)</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">  #define EIGEN_GLIBC_MALLOC_ALREADY_ALIGNED 1</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">  #define EIGEN_GLIBC_MALLOC_ALREADY_ALIGNED 0</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment">// FreeBSD 6 seems to have 16-byte aligned malloc</span></div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">//   See http://svn.freebsd.org/viewvc/base/stable/6/lib/libc/stdlib/malloc.c?view=markup</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">// FreeBSD 7 seems to have 16-byte aligned malloc except on ARM and MIPS architectures</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">//   See http://svn.freebsd.org/viewvc/base/stable/7/lib/libc/stdlib/malloc.c?view=markup</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor">#if defined(__FreeBSD__) &amp;&amp; !(EIGEN_ARCH_ARM || EIGEN_ARCH_MIPS) &amp;&amp; (EIGEN_DEFAULT_ALIGN_BYTES == 16)</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">  #define EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED 1</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">  #define EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED 0</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#if (EIGEN_OS_MAC &amp;&amp; (EIGEN_DEFAULT_ALIGN_BYTES == 16))     \</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor"> || (EIGEN_OS_WIN64 &amp;&amp; (EIGEN_DEFAULT_ALIGN_BYTES == 16))   \</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor"> || EIGEN_GLIBC_MALLOC_ALREADY_ALIGNED              \</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor"> || EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED</span></div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">  #define EIGEN_MALLOC_ALREADY_ALIGNED 1</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">  #define EIGEN_MALLOC_ALREADY_ALIGNED 0</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160; </div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">#include &quot;../InternalHeaderCheck.h&quot;</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceEigen.html">Eigen</a> {</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160; </div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> throw_std_bad_alloc()</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;{</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="preprocessor">  #ifdef EIGEN_EXCEPTIONS</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keywordflow">throw</span> std::bad_alloc();</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="preprocessor">  #else</span></div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    std::size_t huge = <span class="keyword">static_cast&lt;</span>std::size_t<span class="keyword">&gt;</span>(-1);</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="preprocessor">    #if defined(EIGEN_HIPCC)</span></div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="comment">// calls to &quot;::operator new&quot; are to be treated as opaque function calls (i.e no inlining),</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="comment">// and as a consequence the code in the #else block triggers the hipcc warning :</span></div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="comment">// &quot;no overloaded function has restriction specifiers that are compatible with the ambient context&quot;</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <span class="comment">// &quot;throw_std_bad_alloc&quot; has the EIGEN_DEVICE_FUNC attribute, so it seems that hipcc expects</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    <span class="comment">// the same on &quot;operator new&quot;</span></div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    <span class="comment">// Reverting code back to the old version in this #if block for the hipcc compiler</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="keyword">new</span> <span class="keywordtype">int</span>[huge];</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="preprocessor">    #else</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordtype">void</span>* unused = ::operator <span class="keyword">new</span>(huge);</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    EIGEN_UNUSED_VARIABLE(unused);</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;}</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160; </div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="comment">*** Implementation of handmade aligned functions                           ***</span></div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160; </div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="comment">/* ----- Hand made implementations of aligned malloc/free and realloc ----- */</span></div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160; </div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span>* handmade_aligned_malloc(std::size_t size, std::size_t alignment = EIGEN_DEFAULT_ALIGN_BYTES)</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;{</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;  eigen_assert(alignment &gt;= <span class="keyword">sizeof</span>(<span class="keywordtype">void</span>*) &amp;&amp; (alignment &amp; (alignment-1)) == 0 &amp;&amp; <span class="stringliteral">&quot;Alignment must be at least sizeof(void*) and a power of 2&quot;</span>);</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160; </div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  EIGEN_USING_STD(malloc)</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;  <span class="keywordtype">void</span> *original = malloc(size+alignment);</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  </div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  <span class="keywordflow">if</span> (original == 0) <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  <span class="keywordtype">void</span> *aligned = <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>((<span class="keyword">reinterpret_cast&lt;</span>std::size_t<span class="keyword">&gt;</span>(original) &amp; ~(std::size_t(alignment-1))) + alignment);</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  *(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>**<span class="keyword">&gt;</span>(aligned) - 1) = original;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  <span class="keywordflow">return</span> aligned;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;}</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160; </div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> handmade_aligned_free(<span class="keywordtype">void</span> *ptr)</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;{</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;  <span class="keywordflow">if</span> (ptr) {</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;    EIGEN_USING_STD(free)</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    free(*(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>**<span class="keyword">&gt;</span>(ptr) - 1));</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;  }</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;}</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160; </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span>* handmade_aligned_realloc(<span class="keywordtype">void</span>* ptr, std::size_t size, std::size_t = 0)</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;{</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  <span class="keywordflow">if</span> (ptr == 0) <span class="keywordflow">return</span> handmade_aligned_malloc(size);</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;  <span class="keywordtype">void</span> *original = *(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>**<span class="keyword">&gt;</span>(ptr) - 1);</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;  std::ptrdiff_t previous_offset = <span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span> *<span class="keyword">&gt;</span>(ptr)-<span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span> *<span class="keyword">&gt;</span>(original);</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;  original = std::realloc(original,size+EIGEN_DEFAULT_ALIGN_BYTES);</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;  <span class="keywordflow">if</span> (original == 0) <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;  <span class="keywordtype">void</span> *aligned = <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>((<span class="keyword">reinterpret_cast&lt;</span>std::size_t<span class="keyword">&gt;</span>(original) &amp; ~(std::size_t(EIGEN_DEFAULT_ALIGN_BYTES-1))) + EIGEN_DEFAULT_ALIGN_BYTES);</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  <span class="keywordtype">void</span> *previous_aligned = <span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span> *<span class="keyword">&gt;</span>(original)+previous_offset;</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  <span class="keywordflow">if</span>(aligned!=previous_aligned)</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;    std::memmove(aligned, previous_aligned, size);</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160; </div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  *(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>**<span class="keyword">&gt;</span>(aligned) - 1) = original;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keywordflow">return</span> aligned;</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;}</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160; </div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="comment">*** Implementation of portable aligned versions of malloc/free/realloc     ***</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160; </div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="preprocessor">#ifdef EIGEN_NO_MALLOC</span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> check_that_malloc_is_allowed()</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;{</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;  eigen_assert(<span class="keyword">false</span> &amp;&amp; <span class="stringliteral">&quot;heap allocation is forbidden (EIGEN_NO_MALLOC is defined)&quot;</span>);</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;}</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">#elif defined EIGEN_RUNTIME_NO_MALLOC</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">bool</span> is_malloc_allowed_impl(<span class="keywordtype">bool</span> update, <span class="keywordtype">bool</span> new_value = <span class="keyword">false</span>)</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;{</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">bool</span> value = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;  <span class="keywordflow">if</span> (update == 1)</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    value = new_value;</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  <span class="keywordflow">return</span> value;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;}</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">bool</span> is_malloc_allowed() { <span class="keywordflow">return</span> is_malloc_allowed_impl(<span class="keyword">false</span>); }</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">bool</span> set_is_malloc_allowed(<span class="keywordtype">bool</span> new_value) { <span class="keywordflow">return</span> is_malloc_allowed_impl(<span class="keyword">true</span>, new_value); }</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> check_that_malloc_is_allowed()</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;{</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;  eigen_assert(is_malloc_allowed() &amp;&amp; <span class="stringliteral">&quot;heap allocation is forbidden (EIGEN_RUNTIME_NO_MALLOC is defined and g_is_malloc_allowed is false)&quot;</span>);</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;}</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> check_that_malloc_is_allowed()</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;{}</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160; </div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span>* aligned_malloc(std::size_t size)</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;{</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  check_that_malloc_is_allowed();</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160; </div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;  <span class="keywordtype">void</span> *result;</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="preprocessor">  #if (EIGEN_DEFAULT_ALIGN_BYTES==0) || EIGEN_MALLOC_ALREADY_ALIGNED</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160; </div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    EIGEN_USING_STD(malloc)</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    result = malloc(size);</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160; </div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="preprocessor">    #if EIGEN_DEFAULT_ALIGN_BYTES==16</span></div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;    eigen_assert((size&lt;16 || (std::size_t(result)%16)==0) &amp;&amp; <span class="stringliteral">&quot;System&#39;s malloc returned an unaligned pointer. Compile with EIGEN_MALLOC_ALREADY_ALIGNED=0 to fallback to handmade aligned memory allocator.&quot;</span>);</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="preprocessor">  #else</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    result = handmade_aligned_malloc(size);</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160; </div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="keywordflow">if</span>(!result &amp;&amp; size)</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    throw_std_bad_alloc();</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160; </div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;}</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160; </div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> aligned_free(<span class="keywordtype">void</span> *ptr)</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;{</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="preprocessor">  #if (EIGEN_DEFAULT_ALIGN_BYTES==0) || EIGEN_MALLOC_ALREADY_ALIGNED</span></div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160; </div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;    EIGEN_USING_STD(free)</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    free(ptr);</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160; </div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="preprocessor">  #else</span></div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;    handmade_aligned_free(ptr);</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;}</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160; </div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span>* aligned_realloc(<span class="keywordtype">void</span> *ptr, std::size_t new_size, std::size_t old_size)</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;{</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;  EIGEN_UNUSED_VARIABLE(old_size)</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160; </div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  <span class="keywordtype">void</span> *result;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="preprocessor">#if (EIGEN_DEFAULT_ALIGN_BYTES==0) || EIGEN_MALLOC_ALREADY_ALIGNED</span></div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  result = std::realloc(ptr,new_size);</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;  result = handmade_aligned_realloc(ptr,new_size,old_size);</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160; </div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;  <span class="keywordflow">if</span> (!result &amp;&amp; new_size)</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;    throw_std_bad_alloc();</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160; </div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;}</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160; </div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="comment">*** Implementation of conditionally aligned functions                      ***</span></div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160; </div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span>* conditional_aligned_malloc(std::size_t size)</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;{</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;  <span class="keywordflow">return</span> aligned_malloc(size);</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;}</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160; </div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="keyword">template</span>&lt;&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span>* conditional_aligned_malloc&lt;false&gt;(std::size_t size)</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;{</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;  check_that_malloc_is_allowed();</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160; </div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;  EIGEN_USING_STD(malloc)</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;  <span class="keywordtype">void</span> *result = malloc(size);</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160; </div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;  <span class="keywordflow">if</span>(!result &amp;&amp; size)</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;    throw_std_bad_alloc();</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;}</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160; </div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> conditional_aligned_free(<span class="keywordtype">void</span> *ptr)</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;{</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;  aligned_free(ptr);</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;}</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160; </div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;<span class="keyword">template</span>&lt;&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> conditional_aligned_free&lt;false&gt;(<span class="keywordtype">void</span> *ptr)</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;{</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;  EIGEN_USING_STD(free)</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;  free(ptr);</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;}</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160; </div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">bool</span> Align&gt; <span class="keyword">inline</span> <span class="keywordtype">void</span>* conditional_aligned_realloc(<span class="keywordtype">void</span>* ptr, std::size_t new_size, std::size_t old_size)</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;{</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;  <span class="keywordflow">return</span> aligned_realloc(ptr, new_size, old_size);</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;}</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160; </div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;<span class="keyword">template</span>&lt;&gt; <span class="keyword">inline</span> <span class="keywordtype">void</span>* conditional_aligned_realloc&lt;false&gt;(<span class="keywordtype">void</span>* ptr, std::size_t new_size, std::size_t)</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;{</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;  <span class="keywordflow">return</span> std::realloc(ptr, new_size);</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;}</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160; </div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;<span class="comment">*** Construction/destruction of array elements                             ***</span></div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160; </div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> destruct_elements_of_array(T *ptr, std::size_t size)</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;{</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;  <span class="comment">// always destruct an array starting from the end.</span></div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;  <span class="keywordflow">if</span>(ptr)</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;    <span class="keywordflow">while</span>(size) ptr[--size].~T();</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;}</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160; </div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> T* construct_elements_of_array(T *ptr, std::size_t size)</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;{</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;  std::size_t i=0;</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;  EIGEN_TRY</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;  {</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;      <span class="keywordflow">for</span> (i = 0; i &lt; size; ++i) ::<span class="keyword">new</span> (ptr + i) T;</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;  }</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;  EIGEN_CATCH(...)</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;  {</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;    destruct_elements_of_array(ptr, i);</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    EIGEN_THROW;</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;  }</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keywordflow">return</span> ptr;</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;}</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160; </div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="comment">*** Implementation of aligned new/delete-like functions                    ***</span></div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160; </div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE <span class="keywordtype">void</span> check_size_for_overflow(std::size_t size)</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;{</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;  <span class="keywordflow">if</span>(size &gt; std::size_t(-1) / <span class="keyword">sizeof</span>(T))</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;    throw_std_bad_alloc();</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;}</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160; </div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> T* aligned_new(std::size_t size)</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;{</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;  check_size_for_overflow&lt;T&gt;(size);</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;  T *result = <span class="keyword">reinterpret_cast&lt;</span>T*<span class="keyword">&gt;</span>(aligned_malloc(<span class="keyword">sizeof</span>(T)*size));</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;  EIGEN_TRY</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;  {</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;    <span class="keywordflow">return</span> construct_elements_of_array(result, size);</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;  }</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;  EIGEN_CATCH(...)</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;  {</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;    aligned_free(result);</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;    EIGEN_THROW;</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;  }</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;}</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160; </div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> T* conditional_aligned_new(std::size_t size)</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;{</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;  check_size_for_overflow&lt;T&gt;(size);</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;  T *result = <span class="keyword">reinterpret_cast&lt;</span>T*<span class="keyword">&gt;</span>(conditional_aligned_malloc&lt;Align&gt;(<span class="keyword">sizeof</span>(T)*size));</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;  EIGEN_TRY</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;  {</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;    <span class="keywordflow">return</span> construct_elements_of_array(result, size);</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;  }</div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;  EIGEN_CATCH(...)</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;  {</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;    conditional_aligned_free&lt;Align&gt;(result);</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;    EIGEN_THROW;</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;  }</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;}</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160; </div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> aligned_delete(T *ptr, std::size_t size)</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;{</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;  destruct_elements_of_array&lt;T&gt;(ptr, size);</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;  Eigen::internal::aligned_free(ptr);</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;}</div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160; </div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> conditional_aligned_delete(T *ptr, std::size_t size)</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;{</div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;  destruct_elements_of_array&lt;T&gt;(ptr, size);</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;  conditional_aligned_free&lt;Align&gt;(ptr);</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;}</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160; </div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> T* conditional_aligned_realloc_new(T* pts, std::size_t new_size, std::size_t old_size)</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;{</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;  check_size_for_overflow&lt;T&gt;(new_size);</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;  check_size_for_overflow&lt;T&gt;(old_size);</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;  <span class="keywordflow">if</span>(new_size &lt; old_size)</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;    destruct_elements_of_array(pts+new_size, old_size-new_size);</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;  T *result = <span class="keyword">reinterpret_cast&lt;</span>T*<span class="keyword">&gt;</span>(conditional_aligned_realloc&lt;Align&gt;(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>(pts), <span class="keyword">sizeof</span>(T)*new_size, <span class="keyword">sizeof</span>(T)*old_size));</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;  <span class="keywordflow">if</span>(new_size &gt; old_size)</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;  {</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;    EIGEN_TRY</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    {</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;      construct_elements_of_array(result+old_size, new_size-old_size);</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;    }</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;    EIGEN_CATCH(...)</div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;    {</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;      conditional_aligned_free&lt;Align&gt;(result);</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;      EIGEN_THROW;</div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;    }</div>
<div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;  }</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;}</div>
<div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160; </div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160; </div>
<div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> T* conditional_aligned_new_auto(std::size_t size)</div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;{</div>
<div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;  <span class="keywordflow">if</span>(size==0)</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;    <span class="keywordflow">return</span> 0; <span class="comment">// short-cut. Also fixes Bug 884</span></div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;  check_size_for_overflow&lt;T&gt;(size);</div>
<div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;  T *result = <span class="keyword">reinterpret_cast&lt;</span>T*<span class="keyword">&gt;</span>(conditional_aligned_malloc&lt;Align&gt;(<span class="keyword">sizeof</span>(T)*size));</div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;  <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization)</div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;  {</div>
<div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;    EIGEN_TRY</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    {</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;      construct_elements_of_array(result, size);</div>
<div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;    }</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    EIGEN_CATCH(...)</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;    {</div>
<div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;      conditional_aligned_free&lt;Align&gt;(result);</div>
<div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;      EIGEN_THROW;</div>
<div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;    }</div>
<div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;  }</div>
<div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;}</div>
<div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160; </div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; <span class="keyword">inline</span> T* conditional_aligned_realloc_new_auto(T* pts, std::size_t new_size, std::size_t old_size)</div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;{</div>
<div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;  check_size_for_overflow&lt;T&gt;(new_size);</div>
<div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;  check_size_for_overflow&lt;T&gt;(old_size);</div>
<div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;  <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization &amp;&amp; (new_size &lt; old_size))</div>
<div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;    destruct_elements_of_array(pts+new_size, old_size-new_size);</div>
<div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;  T *result = <span class="keyword">reinterpret_cast&lt;</span>T*<span class="keyword">&gt;</span>(conditional_aligned_realloc&lt;Align&gt;(<span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>(pts), <span class="keyword">sizeof</span>(T)*new_size, <span class="keyword">sizeof</span>(T)*old_size));</div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;  <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization &amp;&amp; (new_size &gt; old_size))</div>
<div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;  {</div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;    EIGEN_TRY</div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;    {</div>
<div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;      construct_elements_of_array(result+old_size, new_size-old_size);</div>
<div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;    }</div>
<div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;    EIGEN_CATCH(...)</div>
<div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;    {</div>
<div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;      conditional_aligned_free&lt;Align&gt;(result);</div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;      EIGEN_THROW;</div>
<div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;    }</div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;  }</div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;}</div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160; </div>
<div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> Align&gt; EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> conditional_aligned_delete_auto(T *ptr, std::size_t size)</div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;{</div>
<div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;  <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization)</div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;    destruct_elements_of_array&lt;T&gt;(ptr, size);</div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;  conditional_aligned_free&lt;Align&gt;(ptr);</div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;}</div>
<div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160; </div>
<div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;<span class="comment">/****************************************************************************/</span></div>
<div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160; </div>
<div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> Alignment, <span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index&gt;</div>
<div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> first_aligned(<span class="keyword">const</span> Scalar* array, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size)</div>
<div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;{</div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;  <span class="keyword">const</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> ScalarSize = <span class="keyword">sizeof</span>(Scalar);</div>
<div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;  <span class="keyword">const</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> AlignmentSize = Alignment / ScalarSize;</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;  <span class="keyword">const</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> AlignmentMask = AlignmentSize-1;</div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160; </div>
<div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;  <span class="keywordflow">if</span>(AlignmentSize&lt;=1)</div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;  {</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;    <span class="comment">// Either the requested alignment if smaller than a scalar, or it exactly match a 1 scalar</span></div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;    <span class="comment">// so that all elements of the array have the same alignment.</span></div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;  }</div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;  <span class="keywordflow">else</span> <span class="keywordflow">if</span>( (UIntPtr(array) &amp; (<span class="keyword">sizeof</span>(Scalar)-1)) || (Alignment%ScalarSize)!=0)</div>
<div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;  {</div>
<div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;    <span class="comment">// The array is not aligned to the size of a single scalar, or the requested alignment is not a multiple of the scalar size.</span></div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;    <span class="comment">// Consequently, no element of the array is well aligned.</span></div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;    <span class="keywordflow">return</span> size;</div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;  }</div>
<div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;  {</div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;    <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> first = (AlignmentSize - (<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>((UIntPtr(array)/<span class="keyword">sizeof</span>(Scalar))) &amp; AlignmentMask)) &amp; AlignmentMask;</div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;    <span class="keywordflow">return</span> (first &lt; size) ? first : size;</div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;  }</div>
<div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;}</div>
<div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160; </div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index&gt;</div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> first_default_aligned(<span class="keyword">const</span> Scalar* array, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size)</div>
<div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;{</div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> packet_traits&lt;Scalar&gt;::type DefaultPacketType;</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;  <span class="keywordflow">return</span> first_aligned&lt;unpacket_traits&lt;DefaultPacketType&gt;::alignment&gt;(array, size);</div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;}</div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160; </div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Index&gt;</div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;<span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> first_multiple(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> base)</div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;{</div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;  <span class="keywordflow">return</span> ((size+base-1)/base)*base;</div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;}</div>
<div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160; </div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;<span class="comment">// std::copy is much slower than memcpy, so let&#39;s introduce a smart_copy which</span></div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;<span class="comment">// use memcpy on trivial types, i.e., on types that does not require an initialization ctor.</span></div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> UseMemcpy&gt; <span class="keyword">struct </span>smart_copy_helper;</div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160; </div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC <span class="keywordtype">void</span> smart_copy(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;{</div>
<div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;  smart_copy_helper&lt;T,!NumTraits&lt;T&gt;::RequireInitialization&gt;::run(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target);</div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;}</div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160; </div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">struct </span>smart_copy_helper&lt;T,true&gt; {</div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;  EIGEN_DEVICE_FUNC <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> run(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;  {</div>
<div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;    IntPtr size = IntPtr(<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>)-IntPtr(start);</div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;    <span class="keywordflow">if</span>(size==0) <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    eigen_internal_assert(start!=0 &amp;&amp; <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>!=0 &amp;&amp; target!=0);</div>
<div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;    EIGEN_USING_STD(memcpy)</div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;    memcpy(target, start, size);</div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;  }</div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;};</div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160; </div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">struct </span>smart_copy_helper&lt;T,false&gt; {</div>
<div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;  EIGEN_DEVICE_FUNC <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> run(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;  { std::copy(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target); }</div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;};</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160; </div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;<span class="comment">// intelligent memmove. falls back to std::memmove for POD types, uses std::copy otherwise.</span></div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> UseMemmove&gt; <span class="keyword">struct </span>smart_memmove_helper;</div>
<div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160; </div>
<div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keywordtype">void</span> smart_memmove(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;{</div>
<div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;  smart_memmove_helper&lt;T,!NumTraits&lt;T&gt;::RequireInitialization&gt;::run(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target);</div>
<div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;}</div>
<div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160; </div>
<div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">struct </span>smart_memmove_helper&lt;T,true&gt; {</div>
<div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;  <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> run(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;  {</div>
<div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;    IntPtr size = IntPtr(<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>)-IntPtr(start);</div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;    <span class="keywordflow">if</span>(size==0) <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;    eigen_internal_assert(start!=0 &amp;&amp; <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>!=0 &amp;&amp; target!=0);</div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;    std::memmove(target, start, size);</div>
<div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;  }</div>
<div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;};</div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160; </div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">struct </span>smart_memmove_helper&lt;T,false&gt; {</div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;  <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> run(<span class="keyword">const</span> T* start, <span class="keyword">const</span> T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;  {</div>
<div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;    <span class="keywordflow">if</span> (UIntPtr(target) &lt; UIntPtr(start))</div>
<div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;    {</div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;      std::copy(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target);</div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;    }</div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;    {</div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;      std::ptrdiff_t count = (std::ptrdiff_t(<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>)-std::ptrdiff_t(start)) / <span class="keyword">sizeof</span>(T);</div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;      std::copy_backward(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target + count);</div>
<div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;    }</div>
<div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;  }</div>
<div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;};</div>
<div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160; </div>
<div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; EIGEN_DEVICE_FUNC T* smart_move(T* start, T* <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, T* target)</div>
<div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;{</div>
<div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;  <span class="keywordflow">return</span> std::move(start, <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, target);</div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;}</div>
<div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160; </div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;<span class="comment">*** Implementation of runtime stack allocation (falling back to malloc)    ***</span></div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160; </div>
<div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;<span class="comment">// you can overwrite Eigen&#39;s default behavior regarding alloca by defining EIGEN_ALLOCA</span></div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;<span class="comment">// to the appropriate stack allocation function</span></div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;<span class="preprocessor">#if ! defined EIGEN_ALLOCA &amp;&amp; ! defined EIGEN_GPU_COMPILE_PHASE</span></div>
<div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;<span class="preprocessor">  #if EIGEN_OS_LINUX || EIGEN_OS_MAC || (defined alloca)</span></div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;<span class="preprocessor">    #define EIGEN_ALLOCA alloca</span></div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;<span class="preprocessor">  #elif EIGEN_COMP_MSVC</span></div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;<span class="preprocessor">    #define EIGEN_ALLOCA _alloca</span></div>
<div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160; </div>
<div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;<span class="comment">// With clang -Oz -mthumb, alloca changes the stack pointer in a way that is</span></div>
<div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;<span class="comment">// not allowed in Thumb2. -DEIGEN_STACK_ALLOCATION_LIMIT=0 doesn&#39;t work because</span></div>
<div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;<span class="comment">// the compiler still emits bad code because stack allocation checks use &quot;&lt;=&quot;.</span></div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;<span class="comment">// TODO: Eliminate after https://bugs.llvm.org/show_bug.cgi?id=23772</span></div>
<div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;<span class="comment">// is fixed.</span></div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;<span class="preprocessor">#if defined(__clang__) &amp;&amp; defined(__thumb__)</span></div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;<span class="preprocessor">  #undef EIGEN_ALLOCA</span></div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160; </div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;<span class="comment">// This helper class construct the allocated memory, and takes care of destructing and freeing the handled data</span></div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;<span class="comment">// at destruction time. In practice this helper class is mainly useful to avoid memory leak in case of exceptions.</span></div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">class </span>aligned_stack_memory_handler : noncopyable</div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;{</div>
<div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;    <span class="comment">/* Creates a stack_memory_handler responsible for the buffer \a ptr of size \a size.</span></div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;<span class="comment">     * Note that \a ptr can be 0 regardless of the other parameters.</span></div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;<span class="comment">     * This constructor takes care of constructing/initializing the elements of the buffer if required by the scalar type T (see NumTraits&lt;T&gt;::RequireInitialization).</span></div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;<span class="comment">     * In this case, the buffer elements will also be destructed when this handler will be destructed.</span></div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;<span class="comment">     * Finally, if \a dealloc is true, then the pointer \a ptr is freed.</span></div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;<span class="comment">     **/</span></div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;    EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;    aligned_stack_memory_handler(T* ptr, std::size_t size, <span class="keywordtype">bool</span> dealloc)</div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;      : m_ptr(ptr), m_size(size), m_deallocate(dealloc)</div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;    {</div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;      <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization &amp;&amp; m_ptr)</div>
<div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;        Eigen::internal::construct_elements_of_array(m_ptr, size);</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;    }</div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;    EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;    ~aligned_stack_memory_handler()</div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;    {</div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;      <span class="keywordflow">if</span>(NumTraits&lt;T&gt;::RequireInitialization &amp;&amp; m_ptr)</div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;        Eigen::internal::destruct_elements_of_array&lt;T&gt;(m_ptr, m_size);</div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;      <span class="keywordflow">if</span>(m_deallocate)</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;        Eigen::internal::aligned_free(m_ptr);</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;    }</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;    T* m_ptr;</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;    std::size_t m_size;</div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;    <span class="keywordtype">bool</span> m_deallocate;</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;};</div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160; </div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;<span class="preprocessor">#ifdef EIGEN_ALLOCA</span></div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160; </div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Xpr, <span class="keywordtype">int</span> NbEvaluations,</div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;         <span class="keywordtype">bool</span> MapExternalBuffer = nested_eval&lt;Xpr,NbEvaluations&gt;::Evaluate &amp;&amp; Xpr::MaxSizeAtCompileTime==<a class="code" href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Dynamic</a></div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;         &gt;</div>
<div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;<span class="keyword">struct </span>local_nested_eval_wrapper</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;{</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> NeedExternalBuffer = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> Xpr::Scalar Scalar;</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> nested_eval&lt;Xpr,NbEvaluations&gt;::type ObjectType;</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;  ObjectType object;</div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160; </div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;  EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;  local_nested_eval_wrapper(<span class="keyword">const</span> Xpr&amp; xpr, Scalar* ptr) : object(xpr)</div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;  {</div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;    EIGEN_UNUSED_VARIABLE(ptr);</div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    eigen_internal_assert(ptr==0);</div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;  }</div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;};</div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160; </div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Xpr, <span class="keywordtype">int</span> NbEvaluations&gt;</div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;<span class="keyword">struct </span>local_nested_eval_wrapper&lt;Xpr,NbEvaluations,true&gt;</div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;{</div>
<div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> NeedExternalBuffer = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> Xpr::Scalar Scalar;</div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> plain_object_eval&lt;Xpr&gt;::type PlainObject;</div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;  <span class="keyword">typedef</span> Map&lt;PlainObject,EIGEN_DEFAULT_ALIGN_BYTES&gt; ObjectType;</div>
<div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;  ObjectType object;</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160; </div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;  EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;  local_nested_eval_wrapper(<span class="keyword">const</span> Xpr&amp; xpr, Scalar* ptr)</div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;    : object(ptr==0 ? reinterpret_cast&lt;Scalar*&gt;(<a class="code" href="namespaceEigen.html">Eigen</a>::internal::aligned_malloc(sizeof(Scalar)*xpr.size())) : ptr, xpr.rows(), xpr.cols()),</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;      m_deallocate(ptr==0)</div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;  {</div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;    <span class="keywordflow">if</span>(NumTraits&lt;Scalar&gt;::RequireInitialization &amp;&amp; <span class="keywordtype">object</span>.data())</div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;      Eigen::internal::construct_elements_of_array(<span class="keywordtype">object</span>.data(), <span class="keywordtype">object</span>.size());</div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;    <span class="keywordtype">object</span> = xpr;</div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;  }</div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160; </div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;  EIGEN_DEVICE_FUNC</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;  ~local_nested_eval_wrapper()</div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;  {</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;    <span class="keywordflow">if</span>(NumTraits&lt;Scalar&gt;::RequireInitialization &amp;&amp; <span class="keywordtype">object</span>.data())</div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;      Eigen::internal::destruct_elements_of_array(<span class="keywordtype">object</span>.data(), <span class="keywordtype">object</span>.size());</div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;    <span class="keywordflow">if</span>(m_deallocate)</div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;      Eigen::internal::aligned_free(<span class="keywordtype">object</span>.data());</div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;  }</div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160; </div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;  <span class="keywordtype">bool</span> m_deallocate;</div>
<div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;};</div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160; </div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_ALLOCA</span></div>
<div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160; </div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keyword">class </span>scoped_array : noncopyable</div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;{</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;  T* m_ptr;</div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;  <span class="keyword">explicit</span> scoped_array(std::ptrdiff_t size)</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;  {</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;    m_ptr = <span class="keyword">new</span> T[size];</div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;  }</div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;  ~scoped_array()</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;  {</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;    <span class="keyword">delete</span>[] m_ptr;</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;  }</div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;  T&amp; operator[](std::ptrdiff_t i) { <span class="keywordflow">return</span> m_ptr[i]; }</div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;  <span class="keyword">const</span> T&amp; operator[](std::ptrdiff_t i)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_ptr[i]; }</div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;  T* &amp;ptr() { <span class="keywordflow">return</span> m_ptr; }</div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;  <span class="keyword">const</span> T* ptr()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_ptr; }</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;  <span class="keyword">operator</span> <span class="keyword">const</span> T*() <span class="keyword">const</span> { <span class="keywordflow">return</span> m_ptr; }</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;};</div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160; </div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keywordtype">void</span> swap(scoped_array&lt;T&gt; &amp;a,scoped_array&lt;T&gt; &amp;b)</div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;{</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;  std::swap(a.ptr(),b.ptr());</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;}</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160; </div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160; </div>
<div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;<span class="preprocessor">#ifdef EIGEN_ALLOCA</span></div>
<div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160; </div>
<div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;<span class="preprocessor">  #if EIGEN_DEFAULT_ALIGN_BYTES&gt;0</span></div>
<div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;    <span class="comment">// We always manually re-align the result of EIGEN_ALLOCA.</span></div>
<div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;    <span class="comment">// If alloca is already aligned, the compiler should be smart enough to optimize away the re-alignment.</span></div>
<div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;<span class="preprocessor">    #define EIGEN_ALIGNED_ALLOCA(SIZE) reinterpret_cast&lt;void*&gt;((internal::UIntPtr(EIGEN_ALLOCA(SIZE+EIGEN_DEFAULT_ALIGN_BYTES-1)) + EIGEN_DEFAULT_ALIGN_BYTES-1) &amp; ~(std::size_t(EIGEN_DEFAULT_ALIGN_BYTES-1)))</span></div>
<div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;<span class="preprocessor">  #else</span></div>
<div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;<span class="preprocessor">    #define EIGEN_ALIGNED_ALLOCA(SIZE) EIGEN_ALLOCA(SIZE)</span></div>
<div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160; </div>
<div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;<span class="preprocessor">  #define ei_declare_aligned_stack_constructed_variable(TYPE,NAME,SIZE,BUFFER) \</span></div>
<div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;<span class="preprocessor">    Eigen::internal::check_size_for_overflow&lt;TYPE&gt;(SIZE); \</span></div>
<div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;<span class="preprocessor">    TYPE* NAME = (BUFFER)!=0 ? (BUFFER) \</span></div>
<div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;<span class="preprocessor">               : reinterpret_cast&lt;TYPE*&gt;( \</span></div>
<div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;<span class="preprocessor">                      (sizeof(TYPE)*SIZE&lt;=EIGEN_STACK_ALLOCATION_LIMIT) ? EIGEN_ALIGNED_ALLOCA(sizeof(TYPE)*SIZE) \</span></div>
<div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;<span class="preprocessor">                    : Eigen::internal::aligned_malloc(sizeof(TYPE)*SIZE) );  \</span></div>
<div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;<span class="preprocessor">    Eigen::internal::aligned_stack_memory_handler&lt;TYPE&gt; EIGEN_CAT(NAME,_stack_memory_destructor)((BUFFER)==0 ? NAME : 0,SIZE,sizeof(TYPE)*SIZE&gt;EIGEN_STACK_ALLOCATION_LIMIT)</span></div>
<div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160; </div>
<div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160; </div>
<div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;<span class="preprocessor">  #define ei_declare_local_nested_eval(XPR_T,XPR,N,NAME) \</span></div>
<div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;<span class="preprocessor">    Eigen::internal::local_nested_eval_wrapper&lt;XPR_T,N&gt; EIGEN_CAT(NAME,_wrapper)(XPR, reinterpret_cast&lt;typename XPR_T::Scalar*&gt;( \</span></div>
<div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;<span class="preprocessor">      ( (Eigen::internal::local_nested_eval_wrapper&lt;XPR_T,N&gt;::NeedExternalBuffer) &amp;&amp; ((sizeof(typename XPR_T::Scalar)*XPR.size())&lt;=EIGEN_STACK_ALLOCATION_LIMIT) ) \</span></div>
<div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;<span class="preprocessor">        ? EIGEN_ALIGNED_ALLOCA( sizeof(typename XPR_T::Scalar)*XPR.size() ) : 0 ) ) ; \</span></div>
<div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;<span class="preprocessor">    typename Eigen::internal::local_nested_eval_wrapper&lt;XPR_T,N&gt;::ObjectType NAME(EIGEN_CAT(NAME,_wrapper).object)</span></div>
<div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160; </div>
<div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160; </div>
<div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;<span class="preprocessor">  #define ei_declare_aligned_stack_constructed_variable(TYPE,NAME,SIZE,BUFFER) \</span></div>
<div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;<span class="preprocessor">    Eigen::internal::check_size_for_overflow&lt;TYPE&gt;(SIZE); \</span></div>
<div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;<span class="preprocessor">    TYPE* NAME = (BUFFER)!=0 ? BUFFER : reinterpret_cast&lt;TYPE*&gt;(Eigen::internal::aligned_malloc(sizeof(TYPE)*SIZE));    \</span></div>
<div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;<span class="preprocessor">    Eigen::internal::aligned_stack_memory_handler&lt;TYPE&gt; EIGEN_CAT(NAME,_stack_memory_destructor)((BUFFER)==0 ? NAME : 0,SIZE,true)</span></div>
<div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160; </div>
<div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160; </div>
<div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;<span class="preprocessor">#define ei_declare_local_nested_eval(XPR_T,XPR,N,NAME) typename Eigen::internal::nested_eval&lt;XPR_T,N&gt;::type NAME(XPR)</span></div>
<div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160; </div>
<div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160; </div>
<div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160; </div>
<div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;<span class="comment">/*****************************************************************************</span></div>
<div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;<span class="comment">*** Implementation of EIGEN_MAKE_ALIGNED_OPERATOR_NEW [_IF]                ***</span></div>
<div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;<span class="comment">*****************************************************************************/</span></div>
<div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160; </div>
<div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;<span class="preprocessor">#if EIGEN_HAS_CXX17_OVERALIGN</span></div>
<div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160; </div>
<div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;<span class="comment">// C++17 -&gt; no need to bother about alignment anymore :)</span></div>
<div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160; </div>
<div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign)</span></div>
<div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(NeedsToAlign)</span></div>
<div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW</span></div>
<div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(Scalar,Size)</span></div>
<div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160; </div>
<div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160; </div>
<div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;<span class="comment">// HIP does not support new/delete on device.</span></div>
<div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;<span class="preprocessor">#if EIGEN_MAX_ALIGN_BYTES!=0 &amp;&amp; !defined(EIGEN_HIP_DEVICE_COMPILE)</span></div>
<div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;<span class="preprocessor">  #define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign) \</span></div>
<div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;<span class="preprocessor">      void* operator new(std::size_t size, const std::nothrow_t&amp;) EIGEN_NO_THROW { \</span></div>
<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;<span class="preprocessor">        EIGEN_TRY { return Eigen::internal::conditional_aligned_malloc&lt;NeedsToAlign&gt;(size); } \</span></div>
<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;<span class="preprocessor">        EIGEN_CATCH (...) { return 0; } \</span></div>
<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;<span class="preprocessor">      }</span></div>
<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;<span class="preprocessor">  #define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(NeedsToAlign) \</span></div>
<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;<span class="preprocessor">      void *operator new(std::size_t size) { \</span></div>
<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;<span class="preprocessor">        return Eigen::internal::conditional_aligned_malloc&lt;NeedsToAlign&gt;(size); \</span></div>
<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;<span class="preprocessor">      } \</span></div>
<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;<span class="preprocessor">      void *operator new[](std::size_t size) { \</span></div>
<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;<span class="preprocessor">        return Eigen::internal::conditional_aligned_malloc&lt;NeedsToAlign&gt;(size); \</span></div>
<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;<span class="preprocessor">      } \</span></div>
<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;<span class="preprocessor">      void operator delete(void * ptr) EIGEN_NO_THROW { Eigen::internal::conditional_aligned_free&lt;NeedsToAlign&gt;(ptr); } \</span></div>
<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;<span class="preprocessor">      void operator delete[](void * ptr) EIGEN_NO_THROW { Eigen::internal::conditional_aligned_free&lt;NeedsToAlign&gt;(ptr); } \</span></div>
<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;<span class="preprocessor">      void operator delete(void * ptr, std::size_t </span><span class="comment">/* sz */</span><span class="preprocessor">) EIGEN_NO_THROW { Eigen::internal::conditional_aligned_free&lt;NeedsToAlign&gt;(ptr); } \</span></div>
<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;<span class="preprocessor">      void operator delete[](void * ptr, std::size_t </span><span class="comment">/* sz */</span><span class="preprocessor">) EIGEN_NO_THROW { Eigen::internal::conditional_aligned_free&lt;NeedsToAlign&gt;(ptr); } \</span></div>
<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;<span class="preprocessor">      </span><span class="comment">/* in-place new and delete. since (at least afaik) there is no actual   */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;<span class="preprocessor">      </span><span class="comment">/* memory allocated we can safely let the default implementation handle */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;<span class="preprocessor">      </span><span class="comment">/* this particular case. */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;<span class="preprocessor">      static void *operator new(std::size_t size, void *ptr) { return ::operator new(size,ptr); } \</span></div>
<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;<span class="preprocessor">      static void *operator new[](std::size_t size, void* ptr) { return ::operator new[](size,ptr); } \</span></div>
<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;<span class="preprocessor">      void operator delete(void * memory, void *ptr) EIGEN_NO_THROW { return ::operator delete(memory,ptr); } \</span></div>
<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;<span class="preprocessor">      void operator delete[](void * memory, void *ptr) EIGEN_NO_THROW { return ::operator delete[](memory,ptr); } \</span></div>
<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;<span class="preprocessor">      </span><span class="comment">/* nothrow-new (returns zero instead of std::bad_alloc) */</span><span class="preprocessor"> \</span></div>
<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;<span class="preprocessor">      EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign) \</span></div>
<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;<span class="preprocessor">      EIGEN_DEVICE_FUNC \</span></div>
<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;<span class="preprocessor">      void operator delete(void *ptr, const std::nothrow_t&amp;) EIGEN_NO_THROW { \</span></div>
<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;<span class="preprocessor">        Eigen::internal::conditional_aligned_free&lt;NeedsToAlign&gt;(ptr); \</span></div>
<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;<span class="preprocessor">      } \</span></div>
<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;<span class="preprocessor">      typedef void eigen_aligned_operator_new_marker_type;</span></div>
<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;<span class="preprocessor">  #define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(NeedsToAlign)</span></div>
<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160; </div>
<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(true)</span></div>
<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;<span class="preprocessor">#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF_VECTORIZABLE_FIXED_SIZE(Scalar,Size)                        \</span></div>
<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;<span class="preprocessor">  EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(bool(                                                             \</span></div>
<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;<span class="preprocessor">        ((Size)!=Eigen::Dynamic) &amp;&amp;                                                                    \</span></div>
<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;<span class="preprocessor">        (((EIGEN_MAX_ALIGN_BYTES&gt;=16) &amp;&amp; ((sizeof(Scalar)*(Size))%(EIGEN_MAX_ALIGN_BYTES  )==0)) ||    \</span></div>
<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;<span class="preprocessor">         ((EIGEN_MAX_ALIGN_BYTES&gt;=32) &amp;&amp; ((sizeof(Scalar)*(Size))%(EIGEN_MAX_ALIGN_BYTES/2)==0)) ||    \</span></div>
<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;<span class="preprocessor">         ((EIGEN_MAX_ALIGN_BYTES&gt;=64) &amp;&amp; ((sizeof(Scalar)*(Size))%(EIGEN_MAX_ALIGN_BYTES/4)==0))   )))</span></div>
<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160; </div>
<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160; </div>
<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;<span class="comment">/****************************************************************************/</span></div>
<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160; </div>
<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt;</div>
<div class="line"><a name="l00872"></a><span class="lineno"><a class="line" href="classEigen_1_1aligned__allocator.html">  872</a></span>&#160;<span class="keyword">class </span><a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a> : <span class="keyword">public</span> std::allocator&lt;T&gt;</div>
<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;{</div>
<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;  <span class="keyword">typedef</span> std::size_t     size_type;</div>
<div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;  <span class="keyword">typedef</span> std::ptrdiff_t  difference_type;</div>
<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;  <span class="keyword">typedef</span> T*              pointer;</div>
<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">const</span> T*        const_pointer;</div>
<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;  <span class="keyword">typedef</span> T&amp;              reference;</div>
<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">const</span> T&amp;        const_reference;</div>
<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;  <span class="keyword">typedef</span> T               value_type;</div>
<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160; </div>
<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;  <span class="keyword">template</span>&lt;<span class="keyword">class</span> U&gt;</div>
<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;  <span class="keyword">struct </span>rebind</div>
<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;  {</div>
<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;    <span class="keyword">typedef</span> <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator&lt;U&gt;</a> other;</div>
<div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;  };</div>
<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160; </div>
<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;  <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a>() : std::allocator&lt;T&gt;() {}</div>
<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160; </div>
<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;  <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a>(<span class="keyword">const</span> <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a>&amp; other) : std::allocator&lt;T&gt;(other) {}</div>
<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160; </div>
<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;  <span class="keyword">template</span>&lt;<span class="keyword">class</span> U&gt;</div>
<div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;  <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a>(<span class="keyword">const</span> <a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator&lt;U&gt;</a>&amp; other) : std::allocator&lt;T&gt;(other) {}</div>
<div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160; </div>
<div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;  ~<a class="code" href="classEigen_1_1aligned__allocator.html">aligned_allocator</a>() {}</div>
<div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160; </div>
<div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;<span class="preprocessor">  #if EIGEN_COMP_GNUC_STRICT &amp;&amp; EIGEN_GNUC_AT_LEAST(7,0)</span></div>
<div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;  <span class="comment">// In gcc std::allocator::max_size() is bugged making gcc triggers a warning:</span></div>
<div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;  <span class="comment">// eigen/Eigen/src/Core/util/Memory.h:189:12: warning: argument 1 value &#39;18446744073709551612&#39; exceeds maximum object size 9223372036854775807</span></div>
<div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;  <span class="comment">// See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87544</span></div>
<div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;  size_type max_size()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;    <span class="keywordflow">return</span> (std::numeric_limits&lt;std::ptrdiff_t&gt;::max)()/<span class="keyword">sizeof</span>(T);</div>
<div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;  }</div>
<div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160; </div>
<div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;  pointer allocate(size_type num, <span class="keyword">const</span> <span class="keywordtype">void</span>* <span class="comment">/*hint*/</span> = 0)</div>
<div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;  {</div>
<div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;    internal::check_size_for_overflow&lt;T&gt;(num);</div>
<div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>pointer<span class="keyword">&gt;</span>( internal::aligned_malloc(num * <span class="keyword">sizeof</span>(T)) );</div>
<div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;  }</div>
<div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160; </div>
<div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;  <span class="keywordtype">void</span> deallocate(pointer p, size_type <span class="comment">/*num*/</span>)</div>
<div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;  {</div>
<div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;    internal::aligned_free(p);</div>
<div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;  }</div>
<div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;};</div>
<div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160; </div>
<div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;<span class="comment">//---------- Cache sizes ----------</span></div>
<div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160; </div>
<div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;<span class="preprocessor">#if !defined(EIGEN_NO_CPUID)</span></div>
<div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;<span class="preprocessor">#  if EIGEN_COMP_GNUC &amp;&amp; EIGEN_ARCH_i386_OR_x86_64</span></div>
<div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;<span class="preprocessor">#    if defined(__PIC__) &amp;&amp; EIGEN_ARCH_i386</span></div>
<div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;       <span class="comment">// Case for x86 with PIC</span></div>
<div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;<span class="preprocessor">#      define EIGEN_CPUID(abcd,func,id) \</span></div>
<div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;<span class="preprocessor">         __asm__ __volatile__ (&quot;xchgl %%ebx, %k1;cpuid; xchgl %%ebx,%k1&quot;</span>: &quot;=a&quot; (abcd[0]), &quot;=&amp;r&quot; (abcd[1]), &quot;=c&quot; (abcd[2]), &quot;=d&quot; (abcd[3]) : &quot;a&quot; (func), &quot;c&quot; (id));</div>
<div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;<span class="preprocessor">#    elif defined(__PIC__) &amp;&amp; EIGEN_ARCH_x86_64</span></div>
<div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;       <span class="comment">// Case for x64 with PIC. In theory this is only a problem with recent gcc and with medium or large code model, not with the default small code model.</span></div>
<div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;       <span class="comment">// However, we cannot detect which code model is used, and the xchg overhead is negligible anyway.</span></div>
<div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;<span class="preprocessor">#      define EIGEN_CPUID(abcd,func,id) \</span></div>
<div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;<span class="preprocessor">        __asm__ __volatile__ (&quot;xchg{q}\t{%%}rbx, %q1; cpuid; xchg{q}\t{%%}rbx, %q1&quot;</span>: &quot;=a&quot; (abcd[0]), &quot;=&amp;r&quot; (abcd[1]), &quot;=c&quot; (abcd[2]), &quot;=d&quot; (abcd[3]) : &quot;0&quot; (func), &quot;2&quot; (id));</div>
<div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;<span class="preprocessor">#    else</span></div>
<div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;       <span class="comment">// Case for x86_64 or x86 w/o PIC</span></div>
<div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;<span class="preprocessor">#      define EIGEN_CPUID(abcd,func,id) \</span></div>
<div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;<span class="preprocessor">         __asm__ __volatile__ (&quot;cpuid&quot;</span>: &quot;=a&quot; (abcd[0]), &quot;=b&quot; (abcd[1]), &quot;=c&quot; (abcd[2]), &quot;=d&quot; (abcd[3]) : &quot;0&quot; (func), &quot;2&quot; (id) );</div>
<div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;<span class="preprocessor">#    endif</span></div>
<div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;<span class="preprocessor">#  elif EIGEN_COMP_MSVC</span></div>
<div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;<span class="preprocessor">#    if EIGEN_ARCH_i386_OR_x86_64</span></div>
<div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;<span class="preprocessor">#      define EIGEN_CPUID(abcd,func,id) __cpuidex((int*)abcd,func,id)</span></div>
<div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;<span class="preprocessor">#    endif</span></div>
<div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;<span class="preprocessor">#  endif</span></div>
<div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160; </div>
<div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160; </div>
<div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;<span class="preprocessor">#ifdef EIGEN_CPUID</span></div>
<div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160; </div>
<div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> cpuid_is_vendor(<span class="keywordtype">int</span> abcd[4], <span class="keyword">const</span> <span class="keywordtype">int</span> vendor[3])</div>
<div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;{</div>
<div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;  <span class="keywordflow">return</span> abcd[1]==vendor[0] &amp;&amp; abcd[3]==vendor[1] &amp;&amp; abcd[2]==vendor[2];</div>
<div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;}</div>
<div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160; </div>
<div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> queryCacheSizes_intel_direct(<span class="keywordtype">int</span>&amp; l1, <span class="keywordtype">int</span>&amp; l2, <span class="keywordtype">int</span>&amp; l3)</div>
<div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;{</div>
<div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;  <span class="keywordtype">int</span> abcd[4];</div>
<div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;  l1 = l2 = l3 = 0;</div>
<div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;  <span class="keywordtype">int</span> cache_id = 0;</div>
<div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;  <span class="keywordtype">int</span> cache_type = 0;</div>
<div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;    abcd[0] = abcd[1] = abcd[2] = abcd[3] = 0;</div>
<div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;    EIGEN_CPUID(abcd,0x4,cache_id);</div>
<div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;    cache_type  = (abcd[0] &amp; 0x0F) &gt;&gt; 0;</div>
<div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;    <span class="keywordflow">if</span>(cache_type==1||cache_type==3) <span class="comment">// data or unified cache</span></div>
<div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;    {</div>
<div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;      <span class="keywordtype">int</span> cache_level = (abcd[0] &amp; 0xE0) &gt;&gt; 5;  <span class="comment">// A[7:5]</span></div>
<div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;      <span class="keywordtype">int</span> ways        = (abcd[1] &amp; 0xFFC00000) &gt;&gt; 22; <span class="comment">// B[31:22]</span></div>
<div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;      <span class="keywordtype">int</span> partitions  = (abcd[1] &amp; 0x003FF000) &gt;&gt; 12; <span class="comment">// B[21:12]</span></div>
<div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;      <span class="keywordtype">int</span> line_size   = (abcd[1] &amp; 0x00000FFF) &gt;&gt;  0; <span class="comment">// B[11:0]</span></div>
<div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;      <span class="keywordtype">int</span> sets        = (abcd[2]);                    <span class="comment">// C[31:0]</span></div>
<div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160; </div>
<div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;      <span class="keywordtype">int</span> cache_size = (ways+1) * (partitions+1) * (line_size+1) * (sets+1);</div>
<div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160; </div>
<div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;      <span class="keywordflow">switch</span>(cache_level)</div>
<div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;      {</div>
<div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;        <span class="keywordflow">case</span> 1: l1 = cache_size; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;        <span class="keywordflow">case</span> 2: l2 = cache_size; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;        <span class="keywordflow">case</span> 3: l3 = cache_size; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;        <span class="keywordflow">default</span>: <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;      }</div>
<div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;    }</div>
<div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;    cache_id++;</div>
<div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;  } <span class="keywordflow">while</span>(cache_type&gt;0 &amp;&amp; cache_id&lt;16);</div>
<div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;}</div>
<div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160; </div>
<div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> queryCacheSizes_intel_codes(<span class="keywordtype">int</span>&amp; l1, <span class="keywordtype">int</span>&amp; l2, <span class="keywordtype">int</span>&amp; l3)</div>
<div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;{</div>
<div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;  <span class="keywordtype">int</span> abcd[4];</div>
<div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;  abcd[0] = abcd[1] = abcd[2] = abcd[3] = 0;</div>
<div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;  l1 = l2 = l3 = 0;</div>
<div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;  EIGEN_CPUID(abcd,0x00000002,0);</div>
<div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * bytes = <span class="keyword">reinterpret_cast&lt;</span><span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<span class="keyword">&gt;</span>(abcd)+2;</div>
<div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;  <span class="keywordtype">bool</span> check_for_p2_core2 = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;  <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i=0; i&lt;14; ++i)</div>
<div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;  {</div>
<div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;    <span class="keywordflow">switch</span>(bytes[i])</div>
<div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;    {</div>
<div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;      <span class="keywordflow">case</span> 0x0A: l1 = 8; <span class="keywordflow">break</span>;   <span class="comment">// 0Ah   data L1 cache, 8 KB, 2 ways, 32 byte lines</span></div>
<div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;      <span class="keywordflow">case</span> 0x0C: l1 = 16; <span class="keywordflow">break</span>;  <span class="comment">// 0Ch   data L1 cache, 16 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;      <span class="keywordflow">case</span> 0x0E: l1 = 24; <span class="keywordflow">break</span>;  <span class="comment">// 0Eh   data L1 cache, 24 KB, 6 ways, 64 byte lines</span></div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;      <span class="keywordflow">case</span> 0x10: l1 = 16; <span class="keywordflow">break</span>;  <span class="comment">// 10h   data L1 cache, 16 KB, 4 ways, 32 byte lines (IA-64)</span></div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;      <span class="keywordflow">case</span> 0x15: l1 = 16; <span class="keywordflow">break</span>;  <span class="comment">// 15h   code L1 cache, 16 KB, 4 ways, 32 byte lines (IA-64)</span></div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;      <span class="keywordflow">case</span> 0x2C: l1 = 32; <span class="keywordflow">break</span>;  <span class="comment">// 2Ch   data L1 cache, 32 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;      <span class="keywordflow">case</span> 0x30: l1 = 32; <span class="keywordflow">break</span>;  <span class="comment">// 30h   code L1 cache, 32 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;      <span class="keywordflow">case</span> 0x60: l1 = 16; <span class="keywordflow">break</span>;  <span class="comment">// 60h   data L1 cache, 16 KB, 8 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;      <span class="keywordflow">case</span> 0x66: l1 = 8; <span class="keywordflow">break</span>;   <span class="comment">// 66h   data L1 cache, 8 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;      <span class="keywordflow">case</span> 0x67: l1 = 16; <span class="keywordflow">break</span>;  <span class="comment">// 67h   data L1 cache, 16 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;      <span class="keywordflow">case</span> 0x68: l1 = 32; <span class="keywordflow">break</span>;  <span class="comment">// 68h   data L1 cache, 32 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;      <span class="keywordflow">case</span> 0x1A: l2 = 96; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 96 KB, 6 ways, 64 byte lines (IA-64)</span></div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;      <span class="keywordflow">case</span> 0x22: l3 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 512 KB, 4 ways (!), 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;      <span class="keywordflow">case</span> 0x23: l3 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 1024 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;      <span class="keywordflow">case</span> 0x25: l3 = 2048; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 2048 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;      <span class="keywordflow">case</span> 0x29: l3 = 4096; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 4096 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;      <span class="keywordflow">case</span> 0x39: l2 = 128; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 128 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;      <span class="keywordflow">case</span> 0x3A: l2 = 192; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 192 KB, 6 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;      <span class="keywordflow">case</span> 0x3B: l2 = 128; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 128 KB, 2 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;      <span class="keywordflow">case</span> 0x3C: l2 = 256; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 256 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;      <span class="keywordflow">case</span> 0x3D: l2 = 384; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 384 KB, 6 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;      <span class="keywordflow">case</span> 0x3E: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 4 ways, 64 byte lines, sectored</span></div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;      <span class="keywordflow">case</span> 0x40: l2 = 0; <span class="keywordflow">break</span>;   <span class="comment">// no integrated L2 cache (P6 core) or L3 cache (P4 core)</span></div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;      <span class="keywordflow">case</span> 0x41: l2 = 128; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 128 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;      <span class="keywordflow">case</span> 0x42: l2 = 256; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 256 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;      <span class="keywordflow">case</span> 0x43: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;      <span class="keywordflow">case</span> 0x44: l2 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 1024 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;      <span class="keywordflow">case</span> 0x45: l2 = 2048; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 2048 KB, 4 ways, 32 byte lines</span></div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;      <span class="keywordflow">case</span> 0x46: l3 = 4096; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 4096 KB, 4 ways, 64 byte lines</span></div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;      <span class="keywordflow">case</span> 0x47: l3 = 8192; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 8192 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;      <span class="keywordflow">case</span> 0x48: l2 = 3072; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 3072 KB, 12 ways, 64 byte lines</span></div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;      <span class="keywordflow">case</span> 0x49: <span class="keywordflow">if</span>(l2!=0) l3 = 4096; <span class="keywordflow">else</span> {check_for_p2_core2=<span class="keyword">true</span>; l3 = l2 = 4096;} <span class="keywordflow">break</span>;<span class="comment">// code and data L3 cache, 4096 KB, 16 ways, 64 byte lines (P4) or L2 for core2</span></div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;      <span class="keywordflow">case</span> 0x4A: l3 = 6144; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 6144 KB, 12 ways, 64 byte lines</span></div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;      <span class="keywordflow">case</span> 0x4B: l3 = 8192; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 8192 KB, 16 ways, 64 byte lines</span></div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;      <span class="keywordflow">case</span> 0x4C: l3 = 12288; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 12288 KB, 12 ways, 64 byte lines</span></div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;      <span class="keywordflow">case</span> 0x4D: l3 = 16384; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 16384 KB, 16 ways, 64 byte lines</span></div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;      <span class="keywordflow">case</span> 0x4E: l2 = 6144; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 6144 KB, 24 ways, 64 byte lines</span></div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;      <span class="keywordflow">case</span> 0x78: l2 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 1024 KB, 4 ways, 64 byte lines</span></div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160;      <span class="keywordflow">case</span> 0x79: l2 = 128; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 128 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160;      <span class="keywordflow">case</span> 0x7A: l2 = 256; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 256 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160;      <span class="keywordflow">case</span> 0x7B: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160;      <span class="keywordflow">case</span> 0x7C: l2 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 1024 KB, 8 ways, 64 byte lines, dual-sectored</span></div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160;      <span class="keywordflow">case</span> 0x7D: l2 = 2048; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 2048 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160;      <span class="keywordflow">case</span> 0x7E: l2 = 256; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 256 KB, 8 ways, 128 byte lines, sect. (IA-64)</span></div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160;      <span class="keywordflow">case</span> 0x7F: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 2 ways, 64 byte lines</span></div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160;      <span class="keywordflow">case</span> 0x80: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160;      <span class="keywordflow">case</span> 0x81: l2 = 128; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 128 KB, 8 ways, 32 byte lines</span></div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;      <span class="keywordflow">case</span> 0x82: l2 = 256; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 256 KB, 8 ways, 32 byte lines</span></div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;      <span class="keywordflow">case</span> 0x83: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 8 ways, 32 byte lines</span></div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;      <span class="keywordflow">case</span> 0x84: l2 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 1024 KB, 8 ways, 32 byte lines</span></div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;      <span class="keywordflow">case</span> 0x85: l2 = 2048; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 2048 KB, 8 ways, 32 byte lines</span></div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;      <span class="keywordflow">case</span> 0x86: l2 = 512; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 512 KB, 4 ways, 64 byte lines</span></div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160;      <span class="keywordflow">case</span> 0x87: l2 = 1024; <span class="keywordflow">break</span>;   <span class="comment">// code and data L2 cache, 1024 KB, 8 ways, 64 byte lines</span></div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;      <span class="keywordflow">case</span> 0x88: l3 = 2048; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 2048 KB, 4 ways, 64 byte lines (IA-64)</span></div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;      <span class="keywordflow">case</span> 0x89: l3 = 4096; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 4096 KB, 4 ways, 64 byte lines (IA-64)</span></div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;      <span class="keywordflow">case</span> 0x8A: l3 = 8192; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 8192 KB, 4 ways, 64 byte lines (IA-64)</span></div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;      <span class="keywordflow">case</span> 0x8D: l3 = 3072; <span class="keywordflow">break</span>;   <span class="comment">// code and data L3 cache, 3072 KB, 12 ways, 128 byte lines (IA-64)</span></div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160; </div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;      <span class="keywordflow">default</span>: <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160;    }</div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;  }</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;  <span class="keywordflow">if</span>(check_for_p2_core2 &amp;&amp; l2 == l3)</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;    l3 = 0;</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;  l1 *= 1024;</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;  l2 *= 1024;</div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160;  l3 *= 1024;</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;}</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160; </div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> queryCacheSizes_intel(<span class="keywordtype">int</span>&amp; l1, <span class="keywordtype">int</span>&amp; l2, <span class="keywordtype">int</span>&amp; l3, <span class="keywordtype">int</span> max_std_funcs)</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;{</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;  <span class="keywordflow">if</span>(max_std_funcs&gt;=4)</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160;    queryCacheSizes_intel_direct(l1,l2,l3);</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;  <span class="keywordflow">else</span> <span class="keywordflow">if</span>(max_std_funcs&gt;=2)</div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160;    queryCacheSizes_intel_codes(l1,l2,l3);</div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160;  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;    l1 = l2 = l3 = 0;</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;}</div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160; </div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> queryCacheSizes_amd(<span class="keywordtype">int</span>&amp; l1, <span class="keywordtype">int</span>&amp; l2, <span class="keywordtype">int</span>&amp; l3)</div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;{</div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;  <span class="keywordtype">int</span> abcd[4];</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;  abcd[0] = abcd[1] = abcd[2] = abcd[3] = 0;</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;  </div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;  <span class="comment">// First query the max supported function.</span></div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;  EIGEN_CPUID(abcd,0x80000000,0);</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;  <span class="keywordflow">if</span>(<span class="keyword">static_cast&lt;</span>numext::uint32_t<span class="keyword">&gt;</span>(abcd[0]) &gt;= <span class="keyword">static_cast&lt;</span>numext::uint32_t<span class="keyword">&gt;</span>(0x80000006))</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;  {</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;    EIGEN_CPUID(abcd,0x80000005,0);</div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;    l1 = (abcd[2] &gt;&gt; 24) * 1024; <span class="comment">// C[31:24] = L1 size in KB</span></div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;    abcd[0] = abcd[1] = abcd[2] = abcd[3] = 0;</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;    EIGEN_CPUID(abcd,0x80000006,0);</div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;    l2 = (abcd[2] &gt;&gt; 16) * 1024; <span class="comment">// C[31;16] = l2 cache size in KB</span></div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;    l3 = ((abcd[3] &amp; 0xFFFC000) &gt;&gt; 18) * 512 * 1024; <span class="comment">// D[31;18] = l3 cache size in 512KB</span></div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;  }</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;  {</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;    l1 = l2 = l3 = 0;</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;  }</div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;}</div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160; </div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> queryCacheSizes(<span class="keywordtype">int</span>&amp; l1, <span class="keywordtype">int</span>&amp; l2, <span class="keywordtype">int</span>&amp; l3)</div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;{</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;<span class="preprocessor">  #ifdef EIGEN_CPUID</span></div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;  <span class="keywordtype">int</span> abcd[4];</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> GenuineIntel[] = {0x756e6547, 0x49656e69, 0x6c65746e};</div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> AuthenticAMD[] = {0x68747541, 0x69746e65, 0x444d4163};</div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">int</span> AMDisbetter_[] = {0x69444d41, 0x74656273, 0x21726574}; <span class="comment">// &quot;AMDisbetter!&quot;</span></div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160; </div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;  <span class="comment">// identify the CPU vendor</span></div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;  EIGEN_CPUID(abcd,0x0,0);</div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160;  <span class="keywordtype">int</span> max_std_funcs = abcd[0];</div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;  <span class="keywordflow">if</span>(cpuid_is_vendor(abcd,GenuineIntel))</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;    queryCacheSizes_intel(l1,l2,l3,max_std_funcs);</div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;  <span class="keywordflow">else</span> <span class="keywordflow">if</span>(cpuid_is_vendor(abcd,AuthenticAMD) || cpuid_is_vendor(abcd,AMDisbetter_))</div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;    queryCacheSizes_amd(l1,l2,l3);</div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;  <span class="keywordflow">else</span></div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;    <span class="comment">// by default let&#39;s use Intel&#39;s API</span></div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;    queryCacheSizes_intel(l1,l2,l3,max_std_funcs);</div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160; </div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;  <span class="comment">// here is the list of other vendors:</span></div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;VIA VIA VIA &quot;)</span></div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;CyrixInstead&quot;)</span></div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;CentaurHauls&quot;)</span></div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;GenuineTMx86&quot;)</span></div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;TransmetaCPU&quot;)</span></div>
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;RiseRiseRise&quot;)</span></div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;Geode by NSC&quot;)</span></div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;SiS SiS SiS &quot;)</span></div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;UMC UMC UMC &quot;)</span></div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;<span class="comment">//   ||cpuid_is_vendor(abcd,&quot;NexGenDriven&quot;)</span></div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;<span class="preprocessor">  #else</span></div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;  l1 = l2 = l3 = -1;</div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;<span class="preprocessor">  #endif</span></div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;}</div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160; </div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">int</span> queryL1CacheSize()</div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;{</div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;  <span class="keywordtype">int</span> l1(-1), l2, l3;</div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;  queryCacheSizes(l1,l2,l3);</div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;  <span class="keywordflow">return</span> l1;</div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;}</div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160; </div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">int</span> queryTopLevelCacheSize()</div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;{</div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;  <span class="keywordtype">int</span> l1, l2(-1), l3(-1);</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;  queryCacheSizes(l1,l2,l3);</div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160;  <span class="keywordflow">return</span> (std::max)(l2,l3);</div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;}</div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160; </div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160; </div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160; </div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;<span class="preprocessor">#if EIGEN_COMP_CXXVER &gt;= 20</span></div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;<span class="keyword">using</span> std::construct_at;</div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class </span>T, <span class="keyword">class</span>... Args&gt;</div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;EIGEN_DEVICE_FUNC T* construct_at( T* p, Args&amp;&amp;... args )</div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;{</div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;  return ::new (<span class="keyword">const_cast&lt;</span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>(<span class="keyword">static_cast&lt;</span><span class="keyword">const </span><span class="keyword">volatile </span><span class="keywordtype">void</span>*<span class="keyword">&gt;</span>(p)))</div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;    T(std::forward&lt;Args&gt;(args)...);</div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;}</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160; </div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;<span class="preprocessor">#if EIGEN_COMP_CXXVER &gt;= 17</span></div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;<span class="keyword">using</span> std::destroy_at;</div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt;</div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;EIGEN_DEVICE_FUNC <span class="keywordtype">void</span> destroy_at(T* p)</div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;{</div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;  p-&gt;~T();</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;}</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160; </div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160; </div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160; </div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_MEMORY_H</span></div>
<div class="ttc" id="aclassEigen_1_1aligned__allocator_html"><div class="ttname"><a href="classEigen_1_1aligned__allocator.html">Eigen::aligned_allocator</a></div><div class="ttdoc">STL compatible allocator to use with types requiring a non-standard alignment.</div><div class="ttdef"><b>Definition:</b> Memory.h:873</div></div>
<div class="ttc" id="agroup__Core__Module_html_ga0e45b6b2adead7c6a29815b99f9f14dd"><div class="ttname"><a href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">Eigen::placeholders::end</a></div><div class="ttdeci">static const lastp1_t end</div><div class="ttdef"><b>Definition:</b> IndexedViewHelper.h:183</div></div>
<div class="ttc" id="anamespaceEigen_html"><div class="ttname"><a href="namespaceEigen.html">Eigen</a></div><div class="ttdoc">Namespace containing all symbols from the Eigen library.</div><div class="ttdef"><b>Definition:</b> Core:139</div></div>
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<div class="ttc" id="anamespaceEigen_html_ad81fa7195215a0ce30017dfac309f0b2"><div class="ttname"><a href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Eigen::Dynamic</a></div><div class="ttdeci">const int Dynamic</div><div class="ttdef"><b>Definition:</b> Constants.h:24</div></div>
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